FLUROMETRIC MONITORING AND CONTROL OF SOLUBLE HARDNESS OF WATER USED IN INDUSTRIAL WATER SYSTEMS

Details for Australian Patent Application No. 2002364574 (hide)

Owner ONDEO NALCO COMPANY

Inventors LINK, Linda; BAILEY, Bruce, R.; DANG, Xiaojun; GRATTAN, David, A.

Pub. Number AU-A-2002364574

PCT Number PCT/US02/40380

PCT Pub. Number WO2003/058218

Priority 10/033,756 28.12.01 US; 10/209,347 31.07.02 US

Filing date 18 December 2002

Wipo publication date 24 July 2003

International Classifications

G01N 021/64 Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible, or ultra-violet light - Fluorescence

Event Publications

17 July 2003 Complete Application Filed

  Priority application(s): 10/033,756 28.12.01 US; 10/209,347 31.07.02 US

4 September 2003 Application Open to Public Inspection

  Published as AU-A-2002364574

16 September 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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